CARL RUSSO/Staff photo. Ribbon cutting ceremony/ open house for expanded One-Stop Derry Medical Center in Windham. From left: Holding one end of the ribbon, Donna Morris, President of the Greater Salem Chamber of Commerce, Dr. Theodore Brooks M.D. of the Derry Medical Center, Dr. Peter Noordsij M.D. Physician/CEO of Concord Orthopaedics, Dr. John O'Block O.D. of Spindel Eye Associates, Heidi Clark, Director of Derry Imaging, Dr. Sarah Wood O.D. and Dr. David Vazan M.D. both of Spindel Eye Associates, Dr. Rebecca Krasnof M.D. of Derry Medical Center and Will Stewart, President of the Greater Derry and Londonderry Chamber of Commerce holds the ribbon on the other end. 5/21/2015.